1 // Copyright 2014 PDFium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
4
5 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
6 // Original code is licensed as follows:
7 /*
8 * Copyright 2007 ZXing authors
9 *
10 * Licensed under the Apache License, Version 2.0 (the "License");
11 * you may not use this file except in compliance with the License.
12 * You may obtain a copy of the License at
13 *
14 * http://www.apache.org/licenses/LICENSE-2.0
15 *
16 * Unless required by applicable law or agreed to in writing, software
17 * distributed under the License is distributed on an "AS IS" BASIS,
18 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
19 * See the License for the specific language governing permissions and
20 * limitations under the License.
21 */
22
23 #include "xfa/src/fxbarcode/barcode.h"
24 #include "xfa/src/fxbarcode/BC_ResultPoint.h"
25 #include "BC_QRAlignmentPattern.h"
CBC_QRAlignmentPattern(FX_FLOAT posX,FX_FLOAT posY,FX_FLOAT estimateModuleSize)26 CBC_QRAlignmentPattern::CBC_QRAlignmentPattern(FX_FLOAT posX,
27 FX_FLOAT posY,
28 FX_FLOAT estimateModuleSize)
29 : CBC_ResultPoint(posX, posY), m_moduleSize(estimateModuleSize) {}
~CBC_QRAlignmentPattern()30 CBC_QRAlignmentPattern::~CBC_QRAlignmentPattern() {}
GetX()31 FX_FLOAT CBC_QRAlignmentPattern::GetX() {
32 return m_x;
33 }
GetY()34 FX_FLOAT CBC_QRAlignmentPattern::GetY() {
35 return m_y;
36 }
AboutEquals(FX_FLOAT moduleSize,FX_FLOAT i,FX_FLOAT j)37 FX_BOOL CBC_QRAlignmentPattern::AboutEquals(FX_FLOAT moduleSize,
38 FX_FLOAT i,
39 FX_FLOAT j) {
40 if ((FXSYS_fabs(i - GetY()) <= moduleSize) &&
41 (FXSYS_fabs(j - GetX()) <= moduleSize)) {
42 FX_FLOAT moduleSizeDiff = FXSYS_fabs(moduleSize - m_moduleSize);
43 return (moduleSizeDiff <= 1.0f) || (moduleSizeDiff / m_moduleSize <= 1.0f);
44 }
45 return FALSE;
46 }
Clone()47 CBC_QRAlignmentPattern* CBC_QRAlignmentPattern::Clone() {
48 return new CBC_QRAlignmentPattern(m_x, m_y, m_moduleSize);
49 }
50